copper mould tube
1.semi-manufactured square-tube
2.semi-manufactured storehouse
copper mould tube
Range
Materials | CuDHP, CuAg, CuCrZr, CuNiP |
Cross section | Square, rectangular, round, polygonal, beam blank |
Size | Up to 750 mm (across), larger sizes available on request |
Internal profile | Parallel, single CONE-shaped, multi CONE-shaped, parabolic, special paraboic |
Curving | Straight, curved |
Radius of the inside corner | > 1mm |
Length | Unlimited |
Wall thickness | Unlimited |
Coating | Chromium-plated, max, thickness 0.2 mm |
Quality
Material | CuDHP | CuAg | CuCrZr | CuNiP |
Melting point | 1.083 | 1.083 | 1.078 | 1.080 |
Coefficient of thermal expansion at 20 | 1,68 10-5 | 1,68 10-5 | 1,70 10-5 | 1,68 10-5 |
Thermal conductivity at 20 | 340 W/(m.k) | 377 W/(m.k) | 325 W/(m.k) | 284 W/(m.k) |
Recrystalization | 330 | 377 | 700 | 600 |
Hardness at 20 | 93 HB | 95 HB | 125HB | 115HB |
